Running Native MPI Program
First register the program
$ legion_native_mpi_register mpialone \
~/programs/mpialone.linux linux
Task class "mpialone" does not exist - creating it
Added 2 attributes(s) to object
Registering implementation of ”mpialone"
$ legion_native_mpi_run -n 8 mpialone
Set up tty first to see remote output
Then run it, using legion_native_mpi_run